koarz commented on code in PR #45159:
URL: https://github.com/apache/doris/pull/45159#discussion_r1881349445
##########
be/src/vec/functions/function.h:
##########
@@ -299,6 +299,10 @@ class FunctionBuilderImpl : public IFunctionBuilder {
ColumnNumbers get_arguments_that_are_always_constant() const override {
return {}; }
+ // if a function's get_variadic_argument_types() not override and
get_return_type_impl()
+ // result is not compile time be sure, the function should override return
true
+ virtual bool dont_append_return_type_name_when_register_function() {
return false; }
Review Comment:
the `register_function()` arg `Creator& ptr` is a FunctionBuilder so cant
impl it in IFunctionBase it move to IFunctionBuilder
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